2017 Ford Mustang Won't Start

Resolve Starting Issues for Your 2017 Ford Mustang

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
38% chance it's the
Battery
0%
27% chance it's the
Alternator
0%
20% chance it's the
Starter
0%
15% chance it's
Something else
The most common reasons a 2017 Ford Mustang won't start are a dead battery, an alternator problem, or failed starter.
  • Battery: A weak or failing battery can result in difficulty starting the engine and electrical system malfunctions.
  • Alternator: A failing alternator can result in insufficient electrical power, leading to battery drain and electrical system malfunctions.
  • Starter: A faulty starter motor or a weak battery can prevent the engine from cranking properly, leading to starting issues.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take for a 2017 Ford Mustang that won't start?

When your 2017 Ford Mustang refuses to start, it's essential to adopt a methodical diagnostic approach to identify the root cause efficiently. Begin by checking the battery, as a weak or dead battery is often the most common culprit behind starting problems. Ensure that the battery terminals are clean and securely connected. Next, verify the fuel level in the tank; sometimes, a simple oversight like running low on fuel can lead to starting issues. If both the battery and fuel levels are adequate, turn your attention to the ignition system. Inspect components such as spark plugs and the ignition coil for any signs of wear or damage, as these can significantly impact engine performance. Additionally, examine the starter motor to confirm it is operational; a malfunctioning starter can prevent the engine from turning over. To gain further insight, consider using a diagnostic scanner to check for error codes that may indicate specific issues within the vehicle's systems. Lastly, don't overlook the importance of inspecting fuses and relays associated with the starting system, as a blown fuse or faulty relay can disrupt the entire starting process. By following these steps in a logical order, you can effectively diagnose and address the starting issues with your Mustang, empowering you to take control of your vehicle's maintenance.

What are the common problems that could cause a 2017 Ford Mustang to not start?

When your 2017 Ford Mustang refuses to start, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the first things to check is the battery; a dead or weak battery is often the culprit, especially if the vehicle shows no signs of electrical activity. If the battery is in good condition, the next step is to inspect the starter motor, as a faulty starter can prevent the engine from cranking. Additionally, consider the fuel system; a clogged fuel filter or malfunctioning fuel pump can hinder fuel delivery, making it impossible for the engine to start. Don't overlook the ignition switch, as a malfunction here can disrupt the electrical flow necessary for starting. Furthermore, ensure that the alternator is functioning properly, as it is responsible for charging the battery; a failing alternator can leave you with insufficient power. Lastly, check the spark plugs; worn or faulty plugs can prevent the engine from igniting the fuel-air mixture, leading to starting issues. By systematically addressing these areas, you can effectively troubleshoot and resolve the starting problems with your Mustang.

How urgent is it to address the starting issue in a 2017 Ford Mustang?

When dealing with a starting issue in a 2017 Ford Mustang, understanding the urgency of the situation is crucial for any DIY enthusiast. If your Mustang is experiencing intermittent starting problems or unusual symptoms such as strange noises or smoke, it’s essential to act quickly. These signs often indicate a more serious underlying issue that could compromise the vehicle's safety and reliability. For instance, a car that stalls unexpectedly can pose significant risks while driving, making it imperative to address the problem without delay. Additionally, neglecting these symptoms can lead to further damage, potentially resulting in costly repairs that could have been avoided with timely intervention. By prioritizing the resolution of starting issues, you not only enhance the safety of your vehicle but also ensure its dependability for daily use. Therefore, if you notice any concerning signs, it’s advisable to investigate and resolve the issue promptly to maintain the performance and safety of your Mustang.

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